| 岳阳市耕地面积变化及驱动力研究 |
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| 引用本文： | 郭荣中,申海建.岳阳市耕地面积变化及驱动力研究[J].江西农业学报,2008,20(10):108-110. |
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| 作者姓名： | 郭荣中 申海建 |
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| 作者单位： | 1. 湖南师范大学,资源与环境科学学院,湖南,长沙,410081;长沙环境保护职业技术学院,湖南,长沙,410128
2. 湖南省测绘科技研究所,湖南,长沙,410007;湖南农业大学,资源环境学院,湖南,长沙,410128 |
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| 摘 要： | 针对岳阳市1998-2005年耕地数量变化的驱动力进行分析,揭示岳阳市快速城市化进程中耕地面积变化的驱动力机制。研究结果表明：根据建立的驱动因子指标体系,采用主成分分析方法分析影响岳阳市耕地变化的主要驱动力,归纳为人口增长、社会发展、农业科技进步因素,并建立了耕地变化的多元线性回归模型。最后针对分析结果,提出岳阳市加强耕地保护的具体对策措施。
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| 关 键 词： | 耕地面积变化 驱动力 主成分分析法 岳阳市 |
Study on Change of Cultivated Land Area and Its Driving Forces in Yueyang City |
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| GUO Rong-zhong,SHEN Hai-jian.Study on Change of Cultivated Land Area and Its Driving Forces in Yueyang City[J].Acta Agriculturae Jiangxi,2008,20(10):108-110. |
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| Authors: | GUO Rong-zhong SHEN Hai-jian |
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| Institution: | GUO Rong - zhong, SHEN Hai - jian ( College of Resources and Environmental Sciences, Hunan Normal University, Changsha 410081, China; Changsha Environmental Protection Occupation Technical College, Changsha 410128, China; 3. Institute of Mapping Science and Technology of Hunan Province, Changsha 410007, China; 4. College of Resources and Environment, Hunan Agricultural University, Changsha 410128, China) |
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| Abstract: | Based on the data of cultivated land area and some other social economic factors in Yueyang city during 1998~2005,the author analyzed the dynamic quantitative changes and regional differences in cultivated land area.Using the method of principal component analysis,the driving forces of farmland quantitative change in Yueyang were analyzed and identified to be the development of economy,the advancement of science and technology,the increase of population.In the end,in response to different driving forces,the specific countermeasures were brought forward. |
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| Keywords: | Change of cultivated land area Driving force Method of principal component analysis Yueyang city |
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